2723825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 36

約数和(自身を含む): 3997140

約数和(自身を除く): 1273315

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 145, 221, 289, 325, 377, 425, 493, 725, 1105, 1445, 1885, 2465, 3757, 5525, 6409, 7225, 8381, 9425, 12325, 18785, 32045, 41905, 93925, 108953, 160225, 209525, 544765, 2723825]

約数ペア:

[(1, 2723825), (5, 544765), (13, 209525), (17, 160225), (25, 108953), (29, 93925), (65, 41905), (85, 32045), (145, 18785), (221, 12325), (289, 9425), (325, 8381), (377, 7225), (425, 6409), (493, 5525), (725, 3757), (1105, 2465), (1445, 1885)]